How do you guarantee product quality?

We ensure quality through pre-production samples before mass production and final inspections before shipment.

What is the lead time for orders?

The lead time is within 15 workdays during the off-season and one month during the peak season.

Low Temperature Battery Li-ion 3.6V 21700 5000mAh Lithium Tabless Battery 21700 for EV

Name: Low Temperature Battery Li-ion 3.6V 21700 5000mAh Lithium Tabless Battery 21700 for EV
Brand: Guangzhou Dichen New Energy Co., Ltd.
SKU: 2279721085

Guangdong, ChinaGuangzhou Dichen New Energy Co., Ltd.

US$4.11

200-999 Pieces

US$4.085

1,000+ Pieces

Product specifications

Nominal Voltage

Nominal Capacity

Sample price:US$4.30/piece.Request sample

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

NCM

Model NO.

21700 RS50

Rechargeable

Yes

Size

Small

Cathode Materials

Licoo2

Warranty

12 Months

Battery Size

21700

Operating Temp.

-40~+80

Battery Type

Semi-Solid State

Certification

UL/Reach/MSDS

Weight

67g

Cycle Life

1500 Cycles

The Charging Ratio

Cc-CV0.5c4.2V

The Discharge Rate

Cc-CV0.2c4.2V

Application

Drone

Max Discharge Current (Continuous)

70A (14c)

Transport Package

130PCS/Carton

Specification

21*70mm

Trademark

Tipsun

Origin

Zhejiang. China

HS Code

8507600090

Key features

High Discharge Current: Supports continuous discharge up to 70A (14C) for high-power applications.

Long Cycle Life: Provides over 1500 charge-discharge cycles for extended durability.

Certified Safety: Complies with UL, SGS, UN38.3, and Reach standards for safety.

Customizable Options: Offers flexible customization for cathode materials, battery size, and designs.

Fast Response Support: Guarantees quick customer service with responses within 24 hours.

Versatile Applications: Suitable for drones, EVs, solar storage, AGVs, and electric tools.

Quality Assurance: Strict pre-production sampling and final inspection before shipment.

Company profile

Experienced TeamFast DeliveryIn-stock CapacityProduct Certification

Guangzhou Dichen New Energy Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2009-06-10Nearest Port: GZAverage Response Time: ≤4.96hTerms of Payment: T/T

AI-Powered supplier vetting

SummaryTipsun is identified as a professional technical supplier focused on customized energy storage system solutions. It supports customization from designs and samples, minor customization, and flexible customization, but does not provide 3D software design, ODM, SDK, or popular-brand OEM services. Production evidence includes two production lines and multiple welding, coding, battery testing, aging, and electronic-load facilities. Quality assurance, raw-material traceability, warehouse procedures, and 12 quality-control test devices are documented, although only one quality-control staff member and one R&D engineer are reported. The supplier has inventory capability and a one-month average lead time in both peak and off-season, but lacks overseas warehouses, showrooms, agents, branches, and overseas service coverage. No supplier-management-system certification is reported, and the manufacturing arrangement lacks a valid contract with related subcontractors. Customer cases are not provided.

Supplier typeThe supplier is explicitly identified as a professional technical supplier and describes its business as providing customized energy storage system solutions and services. This indicates a technical, solution-oriented supplier profile rather than a general trading-only profile.

CertificationsSupplier management-system certification is reported as NIL. The slices therefore provide explicit evidence that no such certification is held or reported.

After-Sales capabilityThe supplier has procedures for corrective and preventive actions and customer complaints, but no written records are maintained for either process. It has inventory capability, while lacking overseas warehouses, showrooms, agents, branches, and overseas service coverage, limiting demonstrated international after-sales support.

R&D capabilityThe supplier has professional technical and R&D capability and one reported R&D engineer, whose role includes preparing samples to customer requirements. However, it reported no new products in the past year and does not provide ODM, SDK, or 3D software design services, indicating limited demonstrated innovation breadth.

Production capacityThe supplier operates two production lines and has equipment for spot and laser welding, coding, ultrasonic welding, aging, battery testing, charging and discharging, electronic-load testing, and internal-resistance measurement. It also reports inventory capability and a one-month average lead time in both peak and off-season, although the lack of a valid contract with related subcontractors is a production-governance weakness.

Customization capabilityThe supplier explicitly supports customization from designs and samples, minor customization, and flexible customization. Its R&D engineer provides samples according to customer requirements, directly supporting the stated customization capability.